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Fidelity Investments Logo

Principal, Full Stack Engineer

Fidelity Investments

Salary not specified
Dec 28, 2025
Merrimack, NH, US
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Fidelity is looking to solve the problem of bringing efficiency and excellence to the products that drive their key business processes in the Asset Management Technology organization.

Requirements

  • 8+ years of full stack development experience, building applications leveraging Angular, Java and SQL (PL/SQL).
  • 3+ years hands-on experience in working with Cloud technologies - Azure or AWS.
  • Extensive experience in Client-side languages, libraries, frameworks, and testing methodologies: Angular, JavaScript/TypeScript, Node, HTML, CSS/SASS, RxJS, Jasmine/Karma/Playwright.
  • Extensive experience in Java / Spring boot / Spring Core / Web Services (REST) / Kubernetes orchestration.
  • Strong experience with API design and best practices using Swagger and OpenAPI.
  • Strong experience building CI/CD pipelines using Jenkins, Maven, etc. & solid understanding of version control using GIT and maintenance of pipelines.
  • Demonstrated abilities in testing, including writing automated unit, integration, and end-to-end tests.

Responsibilities

  • You will help design, build, and support mission-critical enterprise software applications.
  • You will define product solutions by working directly with business and product teams.
  • You will actively promote good engineering practices and standards.
  • You will help navigate new technologies and cloud-based deployments to help deliver high value to our business.
  • You will contribute to continuous process improvement initiatives.
  • You will perform code reviews, unit testing, and integration testing using Open Source frameworks.
  • You will proactively lead process and technology improvement initiatives.

Other

  • Excellent active listening, verbal and written communication skills and brings excitement that builds collaboration and community.
  • Most roles at Fidelity are Hybrid, requiring associates to work onsite every other week (all business days, M-F) in a Fidelity office.
  • Please be advised that Fidelity’s business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others.
  • Those laws and regulations may restrict Fidelity from hiring and/or associating with individuals with certain Criminal Histories.
  • Ability to drive technical discussions, arbitrate and influence better software design promoting best in breed software engineering and quality.